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Pyrope
Pyrope

Hemimorphite
Hemimorphite



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Pyrope
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Hemimorphite

Pyrope and Hemimorphite Optical Properties

Optical Properties

Luster

Greasy, Vitreous
Vitreous, Adamantine, Silky

Pleochroism

None
-

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

-
Transparent, Translucent

Refractive Index

1.720-1.7561.614-1.636
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic
Orthorhombic

Birefringence

-99990.022
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Pyrope and Hemimorphite Optic Character

Pyrope and Hemimorphite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Pyrope and Hemimorphite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Pyrope and Hemimorphite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Pyrope and Hemimorphite Transparency

Similar to their colors, Pyrope and Hemimorphite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Pyrope is while Pyrope is in appearance.